[Milsurplus] EN91 / 2D21 / CV797 xenon filled shield-grid thyratron.

[J Forster]

Do you have a link? 9 V seems awfully low for a glow discharge.

-John

=================

Ian Wilson wrote:

> Found the reference I was looking for. 2D21 with all the grids connected
> to the cathode is used as a generator for 9v bias (for a pair of 811's).
>
> According to the Radio Handbook, it will sink up to 300mA with good
> regulation. So there you go .. hollow-state zener diode :)
>
> 73, ian K3IMW
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